EasyCoder 3400e Bar Code Label Printer User’s Manual
To adjust the bias adjust screw
1. Remove the media cover and locate the bias adjust screw.
Bias adjust screw
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2.To compensate for uneven print quality, turn the bias adjust screw as shown. Adjusting the bias adjust screw causes the printhead to rest evenly on the drive
roller and results in even print quality.
If printing is light on the right side of label, turn the
bias adjust screw counterclockwise.
If printing is light on
the left side of label, turn
the bias adjust screw clockwise.
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3. Replace the media cover.
